Set against a backdrop of real people and events, Ernesto's Ghost is more than an espionage thriller or historical novel about Cuba. It is about moral choices-the moral choices made by the novel's central character, Professor David Diamond, when he discovers the dark side of the revolution, and the choices made by the other principal characters regarding their revolutionary commitment, their loved ones, and their professionalism. The time is 1974. A possible rapprochement between the United States and Cuba is in the offing following Nixon's resignation. But Henry Kissinger and the...